| Mesostoma maculatum Hofsten, 1917 | | w | primary taxonomic authority (describer) | 711, figs. 6-8 |
| Dalyellia cuspidata (Schmidt, 1861) | | w | other taxonomic work | 699 |
| Castrella (Castrella) truncata (Abildgaard, 1789) | [with synonyms] | w | other taxonomic work | 700 |
| Strongylostoma radiatum (Müller, 1774) | [with synonyms] | w | other taxonomic work | 701 |
| Rhynchomesostoma rostratum (Müller, 1774) | [with synonyms] | w | other taxonomic work | 701 |
| Castrada (Castrada) perspicua (Fuhrmann, 1894) | [with synonyms] | w | other taxonomic work | 702 |
| Castrada (Castrada) stagnorum Luther, 1904 | [with synonyms] | w | other taxonomic work | 701 |
| Castrada (Castrada) lanceola (Braun, 1885) | [with synonyms] | w | other taxonomic work | 704 |
| Castrada (Castrada) hofmanni Braun, 1885 | | w | other taxonomic work | 704 |
| Castrada (Castrada) spinulosa Hofsten N, 1907 | | w | other taxonomic work | 704 |
| Castrada (Castrada) sphagnetorum Luther, 1904 | | w | other taxonomic work | 703 |
| Castrada (Castrada) intermedia (Volz, 1898) | [with synonyms] | w | other taxonomic work | 705 |
| Castrada (Castrada) armata (Fuhrmann, 1894) | [with synonyms] | w | other taxonomic work | 704 |
| Castrada (Castrada) neocomensis Volz, 1898 | | w | other taxonomic work | 703 |
| Castrada (Castrada) luteola Hofsten N, 1907 | | w | other taxonomic work | 704 |
| Castrada (Castrada) libidinosa Hofsten, 1916 | | w | other taxonomic work | 705-710, f. 4,5, An. |
| Mesostoma lingua (Abildgaard, 1789) | [with synonyms] | w | other taxonomic work | 710 |
| Planaria alpina (Dana, 1766) | | w | other taxonomic work | 716 |
| Dendrocoelum lacteum (Müller, 1773) | [with synonyms] | w | other taxonomic work | 717 |
| Gieysztoria cuspidata (Schmidt, 1861) | [with synonyms] | w | other research on this sp. | |